tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: ba31f97d43be41ca99ab72a6131d7c226306865f commit: 265885daf3e5082eb9f6e2a23bdbf9ba4456a21b landlock: Add syscall implementations date: 4 months ago config: arm64-randconfig-r011-20210814 (attached as .config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 1f7b25ea76a925aca690da28de9d78db7ca99d0c) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=265885daf3e5082eb9f6e2a23bdbf9ba4456a21b git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 265885daf3e5082eb9f6e2a23bdbf9ba4456a21b # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :21:1: note: expanded from here __arm64_sys_shutdown ^ kernel/sys_ni.c:250:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:251:1: warning: no previous prototype for function '__arm64_sys_recvfrom' [-Wmissing-prototypes] COND_SYSCALL(recvfrom); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :22:1: note: expanded from here __arm64_sys_recvfrom ^ kernel/sys_ni.c:251:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:253:1: warning: no previous prototype for function '__arm64_sys_sendmsg' [-Wmissing-prototypes] COND_SYSCALL(sendmsg); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :27:1: note: expanded from here __arm64_sys_sendmsg ^ kernel/sys_ni.c:253:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:255:1: warning: no previous prototype for function '__arm64_sys_recvmsg' [-Wmissing-prototypes] COND_SYSCALL(recvmsg); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :32:1: note: expanded from here __arm64_sys_recvmsg ^ kernel/sys_ni.c:255:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:261:1: warning: no previous prototype for function '__arm64_sys_mremap' [-Wmissing-prototypes] COND_SYSCALL(mremap); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :37:1: note: expanded from here __arm64_sys_mremap ^ kernel/sys_ni.c:261:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:264:1: warning: no previous prototype for function '__arm64_sys_add_key' [-Wmissing-prototypes] COND_SYSCALL(add_key); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :38:1: note: expanded from here __arm64_sys_add_key ^ kernel/sys_ni.c:264:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:265:1: warning: no previous prototype for function '__arm64_sys_request_key' [-Wmissing-prototypes] COND_SYSCALL(request_key); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :39:1: note: expanded from here __arm64_sys_request_key ^ kernel/sys_ni.c:265:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:266:1: warning: no previous prototype for function '__arm64_sys_keyctl' [-Wmissing-prototypes] COND_SYSCALL(keyctl); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :40:1: note: expanded from here __arm64_sys_keyctl ^ kernel/sys_ni.c:266:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ >> kernel/sys_ni.c:270:1: warning: no previous prototype for function '__arm64_sys_landlock_create_ruleset' [-Wmissing-prototypes] COND_SYSCALL(landlock_create_ruleset); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :45:1: note: expanded from here __arm64_sys_landlock_create_ruleset ^ kernel/sys_ni.c:270:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ >> kernel/sys_ni.c:271:1: warning: no previous prototype for function '__arm64_sys_landlock_add_rule' [-Wmissing-prototypes] COND_SYSCALL(landlock_add_rule); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :46:1: note: expanded from here __arm64_sys_landlock_add_rule ^ kernel/sys_ni.c:271:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ >> kernel/sys_ni.c:272:1: warning: no previous prototype for function '__arm64_sys_landlock_restrict_self' [-Wmissing-prototypes] COND_SYSCALL(landlock_restrict_self); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :47:1: note: expanded from here __arm64_sys_landlock_restrict_self ^ kernel/sys_ni.c:272:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:277:1: warning: no previous prototype for function '__arm64_sys_fadvise64_64' [-Wmissing-prototypes] COND_SYSCALL(fadvise64_64); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :48:1: note: expanded from here __arm64_sys_fadvise64_64 ^ kernel/sys_ni.c:277:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:280:1: warning: no previous prototype for function '__arm64_sys_swapon' [-Wmissing-prototypes] COND_SYSCALL(swapon); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :49:1: note: expanded from here __arm64_sys_swapon ^ kernel/sys_ni.c:280:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:281:1: warning: no previous prototype for function '__arm64_sys_swapoff' [-Wmissing-prototypes] COND_SYSCALL(swapoff); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :50:1: note: expanded from here __arm64_sys_swapoff ^ kernel/sys_ni.c:281:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:282:1: warning: no previous prototype for function '__arm64_sys_mprotect' [-Wmissing-prototypes] COND_SYSCALL(mprotect); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :51:1: note: expanded from here __arm64_sys_mprotect ^ kernel/sys_ni.c:282:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:283:1: warning: no previous prototype for function '__arm64_sys_msync' [-Wmissing-prototypes] COND_SYSCALL(msync); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :52:1: note: expanded from here __arm64_sys_msync ^ kernel/sys_ni.c:283:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:284:1: warning: no previous prototype for function '__arm64_sys_mlock' [-Wmissing-prototypes] COND_SYSCALL(mlock); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :53:1: note: expanded from here __arm64_sys_mlock ^ kernel/sys_ni.c:284:1: note: declare 'static' if the function is not intended to be used outside of this translation unit arch/arm64/include/asm/syscall_wrapper.h:76:13: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ kernel/sys_ni.c:285:1: warning: no previous prototype for function '__arm64_sys_munlock' [-Wmissing-prototypes] COND_SYSCALL(munlock); ^ arch/arm64/include/asm/syscall_wrapper.h:76:25: note: expanded from macro 'COND_SYSCALL' asmlinkage long __weak __arm64_sys_##name(const struct pt_regs *regs) \ ^ :54:1: note: expanded from here __arm64_sys_munlock ^ kernel/sys_ni.c:285:1: note: declare 'static' if the function is not intended to be used outside of this translation unit vim +/__arm64_sys_landlock_create_ruleset +270 kernel/sys_ni.c 262 263 /* security/keys/keyctl.c */ 264 COND_SYSCALL(add_key); 265 COND_SYSCALL(request_key); > 266 COND_SYSCALL(keyctl); 267 COND_SYSCALL_COMPAT(keyctl); 268 269 /* security/landlock/syscalls.c */ > 270 COND_SYSCALL(landlock_create_ruleset); > 271 COND_SYSCALL(landlock_add_rule); > 272 COND_SYSCALL(landlock_restrict_self); 273 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org